A police officer in Medford, Massachusetts, is under investigation for allegedly sharing a graphic on Facebook that incites violence against Muslims.
Police say they were made aware of officer Jason Montalbano's post Monday and are now investigating.
The image references the U.S. bombing of Japan during World War II.
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It shows a mushroom cloud with the caption, "Japan has been at peace with the USA since September 2, 1945, it's time we made peace with Islam."
Police say Montalbano has been placed on administrative leave.